FR964111A - - Google Patents
Info
- Publication number
- FR964111A FR964111A FR964111DA FR964111A FR 964111 A FR964111 A FR 964111A FR 964111D A FR964111D A FR 964111DA FR 964111 A FR964111 A FR 964111A
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/14—Lining predominantly with metal
- E21D11/28—Longitudinal struts, i.e. longitudinal connections between adjoining arches
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
Publications (1)
Publication Number | Publication Date |
---|---|
FR964111A true FR964111A (en) | 1950-08-07 |
Family
ID=1565125
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR964111D Expired FR964111A (en) |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR964111A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1006371B (en) * | 1953-07-07 | 1957-04-18 | Steinkohlenbergwerk Friedrich | Articulated bolting for the expansion of the route |
DE1075514B (en) * | 1960-02-18 | Bergbaustahl1 G.m.b.H., Hagen (Westf.) | Bolting for extension arches | |
DE1178028B (en) * | 1955-10-07 | 1964-09-17 | Maschb Dr Alexander Schmidt | Articulated and adjustable spacer for track expansion |
DE1212928B (en) * | 1956-01-21 | 1966-03-24 | Karl Gerlach | Longwall construction with series and spacers consisting of pit punches and caps for their easily detachable connection |
FR2350460A1 (en) * | 1976-05-07 | 1977-12-02 | Bochumer Eisen Heintzmann | Tunnel lining ring installation - uses carrier ring behind cutting head to assemble channel section segments into complete ring |
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0
- FR FR964111D patent/FR964111A/fr not_active Expired
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1075514B (en) * | 1960-02-18 | Bergbaustahl1 G.m.b.H., Hagen (Westf.) | Bolting for extension arches | |
DE1006371B (en) * | 1953-07-07 | 1957-04-18 | Steinkohlenbergwerk Friedrich | Articulated bolting for the expansion of the route |
DE1178028B (en) * | 1955-10-07 | 1964-09-17 | Maschb Dr Alexander Schmidt | Articulated and adjustable spacer for track expansion |
DE1212928B (en) * | 1956-01-21 | 1966-03-24 | Karl Gerlach | Longwall construction with series and spacers consisting of pit punches and caps for their easily detachable connection |
FR2350460A1 (en) * | 1976-05-07 | 1977-12-02 | Bochumer Eisen Heintzmann | Tunnel lining ring installation - uses carrier ring behind cutting head to assemble channel section segments into complete ring |